<!DOCTYPE html>
<html lang="zh">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>CSS3 鼠标滑过切换图片</title>
    <!--图标样式-->
    <link rel="stylesheet" href="5/font-awesome.min.css">
    <!--响应式布局-->
    <link rel="stylesheet" type="text/css" href="5/bootstrap-grid.min.css" />
    <!--核心样式-->
    <style>
        .demo {
            padding: 2em 0
        }

        .product-grid {
            font-family: 'Roboto', sans-serif;
            position: relative;
        }

        .product-grid .product-image {
            overflow: hidden;
            position: relative;
        }

        .product-grid .product-image:before {
            content: "";
            background: rgba(0, 0, 0, 0.3);
            width: 100%;
            height: 100%;
            opacity: 0;
            position: absolute;
            top: 0;
            left: 0;
            z-index: 1;
            transition: all 0.4s ease-out 0s;
        }

        .product-grid:hover .product-image:before {
            opacity: 1;
        }

        .product-grid .product-image a {
            display: block;
        }

        .product-grid .product-image img {
            width: 100%;
            height: auto;
        }

        .product-image .pic-1 {
            opacity: 1;
            backface-visibility: hidden;
            transition: all 0.4s ease-out 0s;
        }

        .product-grid:hover .product-image .pic-1 {
            opacity: 0;
        }

        .product-image .pic-2 {
            width: 100%;
            height: 100%;
            opacity: 0;
            backface-visibility: hidden;
            transform: scale(3);
            position: absolute;
            top: 0;
            left: 0;
            transition: all 0.4s ease-out 0s;
        }

        .product-grid:hover .product-image .pic-2 {
            opacity: 1;
            transform: scale(1);
        }

        .product-image .product-trend-label,
        .product-image .product-discount-label {
            content: "";
            color: #fff;
            background-color: #2ecc71;
            font-size: 12px;
            line-height: 28px;
            font-weight: 700;
            text-align: center;
            text-transform: uppercase;
            padding: 0 7px;
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 3;
        }

        .product-image .product-discount-label {
            background-color: #e74c3c;
            ;
            left: auto;
            right: 12px;
        }

        .product-grid .social {
            padding: 0;
            margin: 0;
            list-style: none;
            transform: translateY(-50%);
            position: absolute;
            top: 50%;
            left: 10px;
            z-index: 4;
        }

        .product-grid .social li {
            margin: 0 0 12px;
            opacity: 0;
            transform: translateX(-60px);
            transition: transform .3s ease-out 0s;
        }

        .product-grid:hover .social li {
            opacity: 1;
            transform: translateX(0);
        }

        .product-grid:hover .social li:nth-child(2) {
            transition-delay: 0.1s;
        }

        .product-grid:hover .social li:nth-child(3) {
            transition-delay: 0.2s;
        }

        .product-grid:hover .social li:nth-child(4) {
            transition-delay: 0.3s;
        }

        .product-grid .social li a {
            color: #fff;
            font-size: 22px;
            transition: all 0.3s;
        }

        .product-grid .social li a:hover {
            color: #e74c3c;
            ;
        }

        .product-grid .social li a:before,
        .product-grid .social li a:after {
            content: attr(data-tip);
            color: #000;
            background: #fff;
            font-size: 14px;
            padding: 5px 10px;
            white-space: nowrap;
            display: none;
            transform: translateY(-50%);
            position: absolute;
            left: 33px;
            top: 50%;
            transition: all 0.3s;
        }

        .product-grid .social li a:after {
            content: '';
            background: linear-gradient(-45deg, #fff 49%, transparent 50%);
            width: 10px;
            height: 10px;
            top: 40%;
            left: 20px;
        }

        .product-grid .social li a:hover:before,
        .product-grid .social li a:hover:after {
            display: block;
        }

        .product-grid .product-content {
            padding: 12px 0;
        }

        .product-grid .title {
            font-size: 15px;
            font-weight: 400;
            text-transform: capitalize;
            margin: 0 0 5px;
        }

        .product-grid .title a {
            color: #959595;
        }

        .product-grid .title a:hover {
            color: #e74c3c;
            ;
        }

        .product-grid .price {
            color: #333;
            font-size: 14px;
            font-weight: 400;
        }

        .product-grid .price span {
            color: #333;
            text-decoration: line-through;
            margin-right: 3px;
        }

        .product-grid .price.discount {
            color: #e74c3c;
            ;
        }

        @media only screen and (max-width:990px) {
            .product-grid {
                margin-bottom: 30px;
            }
        }
    </style>
</head>

<body>
    <div class="demo">
        <div class="container">
            <div class="row">
                <div class="col-md-3 col-sm-6">
                    <div class="product-grid">
                        <div class="product-image">
                            <a href="#">
                                <img class="pic-1" src="5/img-1.jpg">
                                <img class="pic-2" src="5/img-2.jpg">
                            </a>
                            <span class="product-trend-label">Trend</span>
                            <ul class="social">
                                <li><a href="#" data-tip="cart-plus"><i class="fa fa-cart-plus"></i></a></li>
                                <li><a href="#" data-tip="heart-o"><i class="fa fa-heart-o"></i></a></li>
                                <li><a href="#" data-tip="search View"><i class="fa fa-search"></i></a></li>
                            </ul>
                        </div>
                        <div class="product-content">
                            <h3 class="title"><a href="#">Men's Blazer</a></h3>
                            <div class="price">$21.00</div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3 col-sm-6">
                    <div class="product-grid">
                        <div class="product-image">
                            <a href="#">
                                <img class="pic-1" src="5/img-3.jpg">
                                <img class="pic-2" src="5/img-4.jpg">
                            </a>
                            <span class="product-trend-label">Trend</span>
                            <span class="product-discount-label">-20%</span>
                            <ul class="social">
                                <li><a href="#" data-tip="cart-plus"><i class="fa fa-cart-plus"></i></a></li>
                                <li><a href="#" data-tip="heart-o"><i class="fa fa-heart-o"></i></a></li>
                                <li><a href="#" data-tip="search View"><i class="fa fa-search"></i></a></li>
                            </ul>
                        </div>
                        <div class="product-content">
                            <h3 class="title"><a href="#">Women's Button Top</a></h3>
                            <div class="price discount"><span>$17.00</span> $13.60</div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3 col-sm-6">
                    <div class="product-grid">
                        <div class="product-image">
                            <a href="#">
                                <img class="pic-1" src="5/img-5.jpg">
                                <img class="pic-2" src="5/img-6.jpg">
                            </a>
                            <span class="product-trend-label">Trend</span>
                            <ul class="social">
                                <li><a href="#" data-tip="cart-plus"><i class="fa fa-cart-plus"></i></a></li>
                                <li><a href="#" data-tip="heart-o"><i class="fa fa-heart-o"></i></a></li>
                                <li><a href="#" data-tip="search View"><i class="fa fa-search"></i></a></li>
                            </ul>
                        </div>
                        <div class="product-content">
                            <h3 class="title"><a href="#">Women's Tshirt</a></h3>
                            <div class="price">$10.00</div>
                        </div>
                    </div>
                </div>
                <div class="col-md-3 col-sm-6">
                    <div class="product-grid">
                        <div class="product-image">
                            <a href="#">
                                <img class="pic-1" src="5/img-7.jpg">
                                <img class="pic-2" src="5/img-8.jpg">
                            </a>
                            <span class="product-discount-label">-25%</span>
                            <ul class="social">
                                <li><a href="#" data-tip="cart-plus"><i class="fa fa-cart-plus"></i></a></li>
                                <li><a href="#" data-tip="heart-o"><i class="fa fa-heart-o"></i></a></li>
                                <li><a href="#" data-tip="search View"><i class="fa fa-search"></i></a></li>
                            </ul>
                        </div>
                        <div class="product-content">
                            <h3 class="title"><a href="#">Men's Shirt</a></h3>
                            <div class="price discount"><span>$22.00</span> $16.50</div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</body>

</html>